ne can answer the question _______ wecan complete the task in time, do you know— Yes, and this is because we don’t knowthe way _______ the scientist used last time

Han Geng is very young. He _______ tall and ________ short straight hair.

下列各句中，没有语病的一句是

I’ve learned that your company has ____ vacant position for a secretary. I’m calling to apply for ____ job.

Maybe I’ll write more books in the future, I’m not sure.